Free poker tool

Poker Equity Calculator

Enter two to six Texas Hold'em hands and an optional board to see how often each one wins. Leave a hand blank to play against a random hand.

Type cards as rank then suit: A K Q J T (or 10) and s h d c. For example Ah Kd or Tc 9c.

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Classic preflop matchups

Exact all-in equity before the flop, worked out by checking every possible board.

MatchupTypeEquity
A♥A♦ vs K♥K♦Overpair vs underpair82.6% vs 17.4%
A♥K♦ vs A♣Q♠Domination74.0% vs 26.0%
A♥K♥ vs 7♣2♦Best ace vs worst hand69.3% vs 30.7%
Q♠Q♥ vs A♣K♦Pair vs two overcards57.2% vs 42.8%
7♠7♥ vs A♣K♣Small pair vs suited overcards52.1% vs 47.9%
J♥T♥ vs A♠K♦Suited connectors vs big cards41.2% vs 58.8%

Equity counts a split pot as half a win. Exact suits matter a little: hands that share suits block each other's flushes.

Questions

What is equity in poker?

Equity is your share of the pot based on how often your hand wins (plus your share of split pots) if all the remaining cards are dealt with no more betting. 60% equity in a 100-chip pot is worth 60 chips on average.

How accurate is this calculator?

When every player's cards are known and one or two board cards are still to come, it checks every possible runout, so the result is exact. Otherwise it deals out hundreds of thousands of random runouts, which is accurate to within a few tenths of a percent.

Is a pocket pair against two overcards really a coin flip?

Close to it. QQ against AK offsuit is about 57% to 43%, and smaller pairs such as 77 against AK suited are closer to 52% to 48%.

Why does AK win so much less than you would expect against AQ?

It does not: AK against AQ is about 74% to 26%, because AQ shares the ace and needs a queen (or a straight or flush) to win. This is called domination.

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